Mata Perelló, Josep MariaPuche Riart, O.2019-06-042019-06-041992http://hdl.handle.net/10272/16344This study has been centred on some cupriferous indications, situated on mesozoic out crops, belonging to Purbeck-Weaid Fades and placed in the Cameros Sierra in the Iberian System. In everycase, they are mineralitzaciones associated with a «red-beds», and unrolled on the continental reddish level of Purbeck-Wealds Facies. The indications are related to the presence of rich levels in organic matter. They sometiomes contitute small carbonaceous nivels. Among the cooper minerals there are a lot of carbonates and, in special way, the malachitespaAtribución-NoComercial-SinDerivadas 3.0 Españahttp://creativecommons.org/licenses/by-nc-nd/3.0/es/Cupriferous indicatinsMalachiteIntroducción al estudio de Indicios cupríferos en Brieva de Cameros y en Ajamil (Sierra de Cameros, Cordillera Ibérica, La Rioja)Introduction to the study of cupriferous en Brieva dof Cameros and in Ajamil (the Cameros Sierra, Iberican chain of mountains, La Rioja)journal articleopen access